Wilhelm Friedrich
Ostwald

Leipzig University


Walther
Nernst

Universität Berlin


Gilbert N.
Lewis

UC Berkeley


Christian
Christiansen

Copenhagen University (Physics Tree)


Joseph John
Thomson

Cambridge (Physics Tree)




Niels
Bohr

Copenhagen University (Physics Tree)




John Torrence
Tate

UMN (Physics Tree)


Kenneth T.
Bainbridge

Harvard (Physics Tree)


Alfred O.C.
Nier

UMN (Physics Tree)


Willy (Wilhelm) Carl Werner Otto Fritz Franz
Wien

Universität Würzburg (Physics Tree)


Robert A.
Millikan

Caltech (Physics Tree)


Arthur J.
Dempster

Chicago (Physics Tree)


Mark G.
Inghram

Chicago (Physics Tree)


Gerald J.
Wasserburg

Caltech (Physics Tree)


Alfred
Harker

Cambridge (Geotree)










James Fred
Hays

Harvard (Geotree)



Oded
Navon

Hebrew University
(Options)

Oded NavonX